| Altensteig to Isselburg | 243.41 mi (391.72 km) |
| Altensteig to Issum | 225.75 mi (363.31 km) |
| Altensteig to Itzehoe | 370.95 mi (596.99 km) |
| Altensteig to Jena | 209.41 mi (337.01 km) |
| Altensteig to Jever | 345.98 mi (556.81 km) |
| Altensteig to Jork | 345.05 mi (555.30 km) |
| Altensteig to Juchen | 197.39 mi (317.66 km) |
| Altensteig to Julich | 189.98 mi (305.75 km) |
| Altensteig to Juterbog | 306.99 mi (494.05 km) |
| Altensteig to Kaarst | 202.11 mi (325.26 km) |
| Altensteig to Kaiserslautern | 70.36 mi (113.24 km) |
| Altensteig to Kalkar | 240.63 mi (387.26 km) |
| Altensteig to Kall | 163.94 mi (263.83 km) |
| Altensteig to Kaltenkirchen | 367.66 mi (591.69 km) |
| Altensteig to Kamen | 211.78 mi (340.82 km) |
